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A humdinger looms in the three-day Indian National Motorcycle Racing Championship

The contenders across all categories are closely bunched as the fourth round of the INMRC gets under way on September 6




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Indian National Motorcycle Racing Championship | Chiranth Vishwanath secures two pole positions




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National Motorcycle Racing Championship set for grand climax at MIC

Over 100 entrants, representing 19 teams, will vie for top honours across 19 races at MRF MMSC FMSCI Indian National Motorcycle Racing Championship in Chennai on October 4




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Everything you need to know about India’s first high-voltage e-motorcycle Raptee.HV T30

This Chennai-based startup has introduced the country’s first high-voltage electric two-wheeler, a machine that merges electric car technology with motorcycle performance




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Honda Motorcycle and Scooter India unveils India’s first 300cc flex-fuel bike 

Honda Motorcycle &and Scooter India has launched the new CB300F Flex-Fuel, marking a notable step towards environmentally friendly mobility solutions in India. The motorcycle is India’s first 300cc flex-fuel vehicle and aligns with the country’s broader goals of promoting greener technologies. 




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Harmanpreet to lead as Indian hockey embarks on new Olympic cycle in post-Sreejesh era

HI names the squad for Asian Champions Trophy




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Drop : an adventure through the water cycle / Emily Kate Moon

Moon, Emily Kate, author, illustrator




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Cool venture! Sunglasses with upcycled style quotient

Pune-based Without crafts eyewear from recycled plastic waste




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Carboxylative cyclization of atmospheric CO2 with alkynol catalyzed by a 1-methylhydantoin anion-functionalized ionic liquid via chelative interactions

Chem. Commun., 2024, Advance Article
DOI: 10.1039/D4CC03586K, Communication
Yujun Guo, Tingting Chen, Yingjie Xu
[1-MHy] acts as a “pincer ligand” to form chelative interactions with –OH to enhance MBY activation, thus ensuring efficient [P4442][1-MHy]-catalyzed reaction of atmospheric pressure CO2 with MBY under metal- and solvent-free conditions.
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Recent Advances in Photochemical Strain-Release Reactions of Bicyclo[1.1.0]butanes

Chem. Commun., 2024, Accepted Manuscript
DOI: 10.1039/D4CC05108D, Highlight
Xiang Zhou, Ye Hu, Yao Huang, Yang Xiong
Bicyclo[1.1.0]butanes (BCBs) are attractive compounds for their beautiful “butterfly” conformations, distinctive properties, and novel reactivities. As soon as the first example had been synthesized, a wide range of strain-release reactions...
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Employing a PhI(OAc)2-mediated domino reaction to assemble nitrogen-containing heterocyclic derivatives and assessing their anti-inflammatory activity

Chem. Commun., 2024, 60,13352-13355
DOI: 10.1039/D4CC03245D, Communication
Xinyue Li, Yuhua Fang, Yuanyuan Zhao, Shenshen Luo, Yuhui Xue, Tingting Yong, Bin Wang
Metal-free radical cascade synthesis of substituted pyrazole derivatives was initiated by PhI(OAc)2 at 23 °C.
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Intramolecular cyclization of N-aryl amides for the synthesis of 3-amino oxindoles

Chem. Commun., 2024, Advance Article
DOI: 10.1039/D4CC05259E, Communication
Haitao Yang, Yu Pan, Yijing Tian, Kaili Yu, Yifeng Bai, Yonggang Jiang, Hongbin Zhang, Guogang Deng, Xiaodong Yang
A mild and efficient strategy to synthesize pharmaceutically important 3-amino oxindoles from readily available N-aryl amides has been developed.
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Synthesis of Aryl Fluorocyclopropanes from Aryl Fluorodiazirines and Alkenes in Continuous Flow

Chem. Commun., 2024, Accepted Manuscript
DOI: 10.1039/D4CC01881H, Communication
Hoang-Minh To, Shima Mirakhorli, Thierry Ollevier
Photochemically induced generation of aryl fluorocarbene from arylfluorodiazirines and their subsequent [2 + 1] cycloaddition with alkenes was developed in continuous flow. The in situ generated electrophilic aryl fluorocarbene reacted...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Photocatalytic degradation of tetracycline hydrochloride by BiVO4/MIL-88B(Fe) heterojunction

New J. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4NJ01500B, Paper
Ziwei Zhao, Qi Ling, Shangkun Deng, Ziliang Li, Jianguo Lv, Lei Yang, Chunbin Cao, Zhaoqi Sun, Miao Zhang
A type II heterostructured BiVO4/MIL-88B(Fe) composite was successfully synthesised for the photocatalytic degradation of tetracycline hydrochloride (TC-HCl) by a simple hydrothermal method. Thin film materials avoid secondary pollution of powder...
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Unraveling the inhibitory potential of Rosetta designed de novo cyclic peptides on PARP7 through molecular dynamics simulations

New J. Chem., 2024, 48,7347-7355
DOI: 10.1039/D4NJ00016A, Paper
Yuqi Zhu, Aamir Mehmood, Daixi Li
Cyclic peptides have the characteristics of antibodies and small molecules and have better advantages over small molecules.
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Theoretical investigation of the effect of radical substituents on the open-shell character of polycyclic aromatic hydrocarbons

New J. Chem., 2024, Advance Article
DOI: 10.1039/D4NJ00555D, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Tomohito Shinozuka, Daiki Shimizu, Kenji Matsuda
Radical substituents was found to significantly alter the open-shell character y of PAHs compared to non-radical substituents.
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Facile synthesis of spiro-pyrazolone-tetrahydrofurans/pyrans: ipso-cyclization of arylidene pyrazolones with haloalcohols

New J. Chem., 2024, Advance Article
DOI: 10.1039/D4NJ00447G, Paper
Kavyashree Kuppayya Gond, Mahagundappa Rachappa Maddani
Facile synthesis of spiro-pyrazolone-tetrahydrofurans & pyrans by base-mediated cascade ipso-cyclization of haloalcohols & arylidine pyrazolones is realised. Features include brief reaction time, practicality, good yields and mild reaction conditions.
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Evaluation of adsorption and degradation performance of lanthanum modified mesoporous carbon nitride composite materials for tetracycline wastewater

New J. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4NJ00864B, Paper
Zhiqiang Wu, Yueyi Li, Pengxi Jiang, Sisi Ma, Wenfei Dong, Hongjian Zhao, Enke Feng, Xuming Wang
The lanthanum modified mesoporous graphite nitride carbon composites (La-g-C3N4) were synthesized using a thermal shrinkage polymerization method. The samples underwent characterization through the X-ray diffraction (XRD), the fourier transform infrared...
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These motorcyclists at the India Bike Week shatter myths about ‘women bikers’

Maral Yazarloo-Pattrick, Sameera Dahiya, and Urvashi Patole smash stereotypes about female bikers in India




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Watch | Creating playgrounds using recycled tyres and pipes

Villages in Andhra Pradesh are putting discarded tyres and PVC pipes to good use... and the kids are loving it




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Magnetically recyclable nanophotocatalysts in photocatalysis-involving processes for organic pollutant removal from wastewater: current status and perspectives

Environ. Sci.: Nano, 2024, Advance Article
DOI: 10.1039/D3EN00906H, Critical Review
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Zexiao Zheng, Juhua He, Zuyao Zhang, Ashutosh Kumar, Musharib Khan, Cheuk Wai Lung, Irene M. C. Lo
The critical review covers the applications, associated mechanisms, challenges, and prospects of magnetically recyclable nanophotocatalysts in photocatalysis-related processes.
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A novel CuAl2O4/MoS2/BaFe12O19 magnetic photocatalyst simultaneously coupling type I and Z-scheme heterojunctions for the sunlight-driven removal of tetracycline hydrochloride

Environ. Sci.: Nano, 2024, Advance Article
DOI: 10.1039/D3EN00970J, Paper
Mengjun Han, Shifa Wang, Xinmiao Yu, Xianlun Yu, Huajing Gao, Xianju Zhou, Dengfeng Li, Leiming Fang, Jagadeesha Angadi V., Mohd Ubaidullah, Bidhan Pandit
A novel CuAl2O4/MoS2/BaFe12O19 photocatalyst is synthesized that simultaneously couples type I and Z-scheme heterojunctions and exhibits high photocatalytic activity for the degradation of TC under simulated sunlight irradiation.
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Toward environmentally favorable nano-sensing by production of reusable gold nanoparticles from gold nano-waste: life cycle and nanocircular economy implications

Environ. Sci.: Nano, 2024, 11,1499-1507
DOI: 10.1039/D3EN00505D, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Seju Kang, Asifur Rahman, Sean McGinnis, Peter Vikesland
This study aids in the identification of environmentally friendly and sustainable applications of gold nanoparticles.
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Recycling and repurposing of waste carbon nanofiber polymers: a critical review

Environ. Sci.: Nano, 2024, 11,1394-1411
DOI: 10.1039/D3EN00784G, Critical Review
Zhihao Liu, Zhijie Chen, Zimin Wang, Daijun Zhang, Bing-Jie Ni
Carbon nanofibers are a class of lightweight, high-performance composite materials.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Incisive analysis of hydrogen-bonded supramolecular architectures in designer polycyclitols: observation of some interesting self-assembly patterns

CrystEngComm, 2024, 26,1952-1961
DOI: 10.1039/D4CE00010B, Paper
Showkat Rashid, Ahmad Husain, Bilal A. Bhat, Goverdhan Mehta
This article examines C–H⋯O and O–H⋯O hydrogen-bonded patterns in polyoxygenated decalins, showcasing varied supramolecular architectures influenced by oxyfunctionalisation and surrogate carbonate groups.
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New 8-hydroxy quinoline-polycyclic aromatic hydrocarbon (PAH) conjugates and their sulfonated derivatives: effects of sulfonation and PAH size on their structural, supramolecular and cytotoxic properties

CrystEngComm, 2024, Advance Article
DOI: 10.1039/D4CE00105B, Paper
Suman Sehlangia, Surbhi Dogra, Prosenjit Mondal, Chullikkattil P. Pradeep
The ring size of polycyclic aromatic hydrocarbons (PAHs) and sulfonation affect the supramolecular interactions and cytotoxic properties of a new series of 8-hydroxy quinoline-PAH conjugates.
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Degradation of tetracycline by visible light using Ca2Nb2O7 composite oxides with perovskite and pyrochlore sub-crystalline phases

CrystEngComm, 2024, Advance Article
DOI: 10.1039/D4CE00044G, Paper
Junwei Xu, Chengxin Lu, Xianfeng Zhang, Rumeng Ouyang, Xiuzhong Fang, Xianglan Xu, Xiang Wang
We synthesized two paramorphs of Ca2Nb2O7 for visible light degradation of tetracycline, and found that pyrochlore phase has better reactivity compared to perovskite phase, which is attributed to the intrinsic oxygen vacancies and lattice disorder of pyrochlore phase.
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Heightened tensions between China and the US: RBI’s easing cycle could be delayed, says DBS Research




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Clean facts on cyclones and climate change

Higher sea surface temperatures hold out the threat of more cyclones and deep depressions in the Bay of Bengal and Arabian Sea.




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Recycling wastewater to make a difference

A deep tech start-up uses an electricity-driven, low energy consumption approach to tackle industrial effluents and domestic sewage




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A vital push for value-added e-waste recycling

BARC is sharing its technology for the recovery of copper oxide nanotechnology particles from end-of-life PCB boards




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The sun must also shine on solar panel recycling 

To make this renewable source of energy sustainable, an emphasis on managing the waste generated is critical 




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Recycling and a treasure trove of critical minerals 

Incentives could bolster extraction of precious lithium, cobalt, and nickel from end-of-life Li-ion batteries 




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Electrochemical selective divergent C–H chalcogenocyanation of N-heterocyclic scaffolds

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00448E, Communication
Kusum Ucheniya, Pooja Kumari Jat, Amreen Chouhan, Lalit Yadav, Satpal Singh Badsara
An electrochemical direct selective C–H chalcogenocyanation approach for indolizine derivatives under mild conditions has been described.
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Synthesis of 3,5-disubstituted isoxazoles by domino reductive Nef reaction/cyclization of β-nitroenones

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00232F, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Muhammad Ehtisham Ibraheem Khan, Tomas Lighuen Cassini, Marino Petrini, Alessandro Palmieri
β-Nitroenones were converted into 3,5-disubstituted isoxazoles via a domino reaction promoted by tin(II) dichloride. The protocol efficiently works under both microwave and flow conditions.
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Diastereoselective synthesis of functionalized spiroindolines via intramolecular ipso-iodocyclization/nucleophile addition cascade reactions of indole-tethered ynones

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00112E, Paper
Debojyoti Bag, Sanghapal D. Sawant
Herein, we describe a highly diastereoselective approach for synthesizing polyfunctionalized spiroindolines from indolyl-ynones involving an ipso-iodocyclization/nucleophile addition cascade.
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Copper catalyzed dehydrogenative cyclization, alkenylation towards dihydroquinolinones

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00134F, Paper
Pari Keerthana, Fazlur-Rahman Nawaz Khan
An efficient copper-catalysized one-pot sequential synthesis of alkenylated quinolinyldihydroquinolinones is reported utilizing ketones, 1,3-cyclohexanediones, and benzyl alcohols via dehydrogenative cyclisation, followed by alkenylation. This highly straightforward method provides a mild...
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Synthesis of Asp-based lactam cyclic peptides using an amide-bonded diaminodiacid to prevent aspartimide formation

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00472H, Communication
Wen-Jie Li, Jun-You Chen, Hui-Xia Zhu, Yi-Ming Li, Yang Xu
A diaminodiacid (DADA) containing an amide bond can be used in Fmoc solid-phase peptide synthesis (SPPS) of an Asp-based lactam cyclic peptide with no aspartimide formation.
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Stereoselective Synthesis of gem-Dihalopiperidines via Halo-Aza-Prins Cyclization Reaction: Access to Piperidin-4-ones and Pyridines

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00338A, Paper
Anil Kumar Saikia, Surjya Kumar Bora, Subhamoy Biswas, Bipin Kumar Behera
An efficient methodology for the synthesis of 4,4-dihalopiperidine derivatives has been developed from N-(3-halobut-3-en-1-yl)-4-methylbenzenesulfonamide and aldehyde catalyzed by In(OTf)3 in excellent yields. The reaction involves an initial formation of six...
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Recent advances in spirocyclization of maleimides via transition-metal catalyzed C–H activation

Org. Biomol. Chem., 2024, 22,2916-2947
DOI: 10.1039/D3OB01904G, Review Article
Swadhin Swaraj Acharya, Sagarika Patra, Rojalini Maharana, Manaswini Dash, Liza Mama Barad, Bibhuti Bhusan Parida
In recent years, the maleimide scaffold has received a great deal of attention in C–H activation.
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2-Azabicyclo[3.2.1]octane scaffold: synthesis and applications

Org. Biomol. Chem., 2024, 22,2902-2915
DOI: 10.1039/D4OB00199K, Review Article
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Mariana Crespo Monteiro, João Rafael Vale, Filipa Siopa
This review focuses on the preparation and applications in total synthesis of 2-azabicyclo[3.2.1]octane structures, a class of natural and synthetic compounds with a range of biological activities.
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Selective synthesis of an elusive C-functional bis-cyclam and study of its inhibition of the CXCR4 chemokine receptor

Org. Biomol. Chem., 2024, 22,3059-3067
DOI: 10.1039/D3OB02050A, Paper
Marie M. Le Roy, Sandra Claes, Nathalie Saffon-Merceron, Dominique Schols, Thibault Troadec, Raphaël Tripier
A rare example of C,C'-linked bis-cyclam has been synthesized with controlled manner in mild conditions thanks to the “bis-aminal” tool, and its good CXCR4-recognition properties could be demonstated in vitro.
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Expanding the scope of the successive ring expansion strategy for macrocycle and medium-sized ring synthesis: unreactive and reactive lactams

Org. Biomol. Chem., 2024, 22,2985-2991
DOI: 10.1039/D4OB00285G, Paper
Open Access
Zhongzhen Yang, Marion Arnoux, Damien Hazelard, Owen R. Hughes, Joe Nabarro, Adrian C. Whitwood, Martin A. Fascione, Christopher D. Spicer, Philippe Compain, William P. Unsworth
New Successive Ring Expansion (SuRE) protocols are described for use on unreactive lactams, as well as iminosugar derived lactams.
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Identification and quantification of local antiaromaticity in polycyclic aromatic hydrocarbons (PAHs) based on the magnetic criterion

Org. Biomol. Chem., 2024, 22,3035-3044
DOI: 10.1039/D4OB00114A, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Erich Kleinpeter, Andreas Koch
The ring current effect of entirely and partly (anti)aromatic PCHs are calculated and employed to visualize, qualify and quantify existing (anti)aromaticity, especially to decide unequivocally between PAHs and PAAHs.
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BBr3-mediated dearomative spirocyclization of biaryl ynones: facile access to spiro[5.5]dienones

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00274A, Communication
Gaurav Jaiswal, Subhas Chandra Pan
BBr3 mediated dearomative spirocyclization of biaryl ynones has been reported for the direct synthesis of spiro[5.5]dienones with a tri-substituted double bond.
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3-Halo-5,6-dihydro-4H-1,2-oxazine N-oxides as synthetic equivalents of unsaturated nitrile oxides in the [3 + 2]-cycloaddition with arynes: synthesis of substituted 3-vinyl-1,2-benzisoxazoles

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00391H, Communication
Alexander A. Lukoyanov, Svetlana A. Aksenova, Andrey A. Tabolin, Alexey Yu. Sukhorukov
3-Halo-1,2-oxazine N-oxide derivatives act as surrogates of vinyl nitrile oxides in tandem [3 + 2]-cycloaddition/[3 + 2]-cyclofragmentation with arynes leading to benzisoxazoles.
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Cu(OTf)2/HFIP catalyzed regioselective cycloisomerization of indole-C3-functionalized alkynols to carbazoles

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00421C, Communication
Srinivasarao Yaragorla, Tabassum Khan, Sayonika Chakroborty
We report here a simple and atom economic cycloisomerization reaction of indole-tethered alkynols for constructing diverse carbazoles via 1,2-alkly migration using Cu(OTf)2/HFIP as the excellent promoter system.
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A Highly Diastereoselective One-Pot Ugi/Radical Spirocyclization/Aza-Michael Addition Sequence

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00610K, Communication
Chandra Volla, Salman Khan, Abhradeep Chatterjee, Akshay Murali Nair
We hereby report a highly diastereoselective synthesis of chalcogenated azaspirotricycles via a one-pot Ugi/spirocyclization/ aza-Michael addition sequence. The reaction proceeded via a key visible light mediated spirocyclization step under mild,...
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HP launches its first consumer PCs made with ‘recycled plastics’

The new Pavilion is powered by 11th Gen Intel Core processors with Intel Iris Xe graphics



  • Computers & Laptops

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Wycliffe. Saison 1 (1994) / directed by Ferdinand Fairfax, Martyn Friend, A.J. Quinn [DVD].

[France] : S.P.H.E. Distribution, [2008]